Question

Which statement best describes trends in safety in underground and surface mining in the United States? (1 point)
• Injury rates for both underground and surface mining have decreased over the past four decades.
• Underground mining has lower rates of fatal and nonfatal injuries than surface mining.
• Fatal injury rates are higher for surface mining than for underground mining.
Injury rates for both underground and surface mining decreased in the 1900s but rose sharply in the last decade.

Answer 1

The statement that best describes trends in safety in underground and surface mining in the United States is: **Injury rates for both underground and surface mining have decreased over the past four decades.**

This choice reflects the overall improvements in safety protocols and practices in the mining industry over the years.